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Marshall Kilburn Steel Review | 130 Data compared

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  • Avg. price in UK: ~£240
  • Avg. price in US: ~$300
  • Audio output power: 25.00 W
  • Battery life: 20 hours
  • IP rating: ?
  • Bluetooth version: 4.0
  • Weight: 3000 g

Marshall Kilburn Steel review. Compare 130 technical specifications and user reviews to see how this product ranks in the Portable Speakers category and whether it is worth buying.

6.7

Overall score

What it is: An overall evaluation of products in the Portable Speakers category, based on technical analysis and user reviews.

When it matters: When you need a quick reference for identifying the best products in the Portable Speakers category.

Score components:

80.0%

6.7

Technical Score

20.0%

?

User score

Good
6.7

Technical Score

What it is: An assessment of technical performance for products in the Portable Speakers category across these key areas: Audio, Connectivity, Battery, Durability, Controls, Design, Smart features.

When it matters: When you want to compare products in the Portable Speakers category by technical performance, specifications, and available features.

Score components:

32.0%

6.5

Audio

20.0%

7.7

Battery

18.0%

8.5

Durability

16.0%

5.3

Connectivity

8.0%

5.0

Controls

3.0%

6.6

Design

3.0%

4.0

Smart features

Good
?

User score

What it is: A rating that combines user reviews with the total review volume for products in the Portable Speakers category.

When it matters: When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

?

User reviews

30.0%

?

Popularity

  • 8.1
    Outdoor durability

    Score components:

    40.0%

    ?

    Water resistance

    25.0%

    ?

    IP rating

    20.0%

    6.9

    Weight

    15.0%

    10

    Battery life

  • 5.8
    Powerful sound

    Score components:

    45.0%

    3.8

    Audio output power

    25.0%

    10

    Battery life

    15.0%

    6.9

    Weight

    15.0%

    4.0

    Party mode

  • 4.4
    Home listening

    Score components:

    35.0%

    4.0

    Multi-room support

    30.0%

    4.0

    Wi-Fi connectivity

    20.0%

    3.8

    Audio output power

    15.0%

    6.9

    Weight

  • No image
No image

Best prices in UK

    N/A~ £240

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Marshall Kilburn Steel is a vintage guitar amplifier-styled portable Bluetooth 4.0 speaker featuring a rear-ported bass reflex cabinet, a 4-inch woofer, and dual 3/4-inch dome tweeters driven by 40 watts of Class D amplification (2x5W + 1x15W). Delivering a frequency range of 62 Hz to 20,000 Hz, its main pros include rich audio performance with adjustable analogue bass and treble knobs, a robust built-in rechargeable battery providing up to 20 hours of playtime at 50% volume, and a stylish, guitar-inspired carrying strap. However, its main cons include a hefty weight of 3 kg that limits true on-the-go portability, a total lack of water resistance, no USB charging ports to power external devices, and the absence of aptX support or a companion app for stereo pairing.

Technical Specifications of portable speaker Marshall Kilburn Steel

Technical Score

What it is: An assessment of technical performance for products in the Portable Speakers category across these key areas: Audio, Connectivity, Battery, Durability, Controls, Design, Smart features.

When it matters: When you want to compare products in the Portable Speakers category by technical performance, specifications, and available features.

Score components:

32.0%

?

Audio

20.0%

?

Battery

18.0%

?

Durability

16.0%

?

Connectivity

8.0%

?

Controls

3.0%

?

Design

3.0%

?

Smart features

6.7
Marshall Kilburn Steel has a technical score of 6.73 points, which is lower than 55.7% of products in this category.
User score

What it is: A rating that combines user reviews with the total review volume for products in the Portable Speakers category.

When it matters: When you want to know how products in the Portable Speakers category perform in everyday use and how reliable owners find them over time.

Score components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
Popularity
What it is: An indicator based on the number of reviews received by products in the Portable Speakers category.
When it matters: When you prefer products in the Portable Speakers category that have been chosen and reviewed by many other buyers.
1.0
Marshall Kilburn Steel has a popularity of 1 points, which is lower than 58.2% of products in this category.
Ratio quality/price

What it is: An indicator that combines the overall score of products in the Portable Speakers category with their prices.

When it matters: When you are comparing products in the Portable Speakers category and want a good balance between quality and price.

Score components:

60.0%

6.7

Overall score

40.0%

9.3

Price

7.5
Marshall Kilburn Steel has a quality-to-price ratio of 7.5 points, which is lower than 68.8% of products in this category.
Audio output power
What it is: The maximum continuous power the speaker system can deliver.
When it matters: When you need enough output to fill a larger or noisier space.

Importance: HIGH

Good value: >= 20 W

25.00 W
Marshall Kilburn Steel has an audio output power of 25.00 W which is higher than that of 59.6% of portable speakers and equal to that of 2% of portable speakers.
Total RMS output: 25.00 W.
Driver unit size
What it is: The diameter of each main speaker driver.
When it matters: When the size of the main driver influences bass reach and output capability.

Importance: HIGH

Good value: >= 50 mm

?
Number of drivers
What it is: The total number of speaker drivers built into the unit.
When it matters: When fuller driver arrays and broader sound coverage matter.

Importance: MEDIUM

Good value: >= 2

3
Marshall Kilburn Steel has 3 drivers, which is more than 70.1% of portable speakers and equal to the number in 11.5% of portable speakers.
Acoustic drivers: 3.
Frequency response tolerance
What it is: The allowed deviation around the stated frequency response curve.
When it matters: When a flatter and more accurate frequency response matters.

Importance: MEDIUM

Good value: <= 3 dB

6.00 dB
Marshall Kilburn Steel has a frequency response tolerance of 6.00 dB which is higher than that of 81.7% of portable speakers and equal to that of 16.7% of portable speakers.
Frequency-response tolerance: ±6.00 dB.
Lowest frequency
What it is: The lowest audible frequency the speaker can reproduce.
When it matters: When deeper bass extension matters.

Importance: HIGH

Good value: <= 60 Hz

62.00 Hz
Marshall Kilburn Steel has a lowest frequency of 62.00 Hz which is higher than that of 56.5% of portable speakers and equal to that of 0.6% of portable speakers.
Lower frequency-response endpoint: 62.00 Hz.
Show more
Bluetooth connectivity
What it is: Indicates whether the speaker can receive audio over Bluetooth.
When it matters: When wireless playback from phones, tablets, or computers matters.

Importance: MEDIUM

Good value: yes

yes
Marshall Kilburn Steel supports Bluetooth audio. 5.4% of portable speakers offer this feature.
Bluetooth version
What it is: The generation of Bluetooth supported by the speaker hardware.
When it matters: When compatibility and efficiency with newer Bluetooth devices matter.

Importance: LOW

Good value: >= 5.0

4.0
Marshall Kilburn Steel supports Bluetooth version 4.0 which is older than that of 76.7% of portable speakers and equal to that of 8.7% of portable speakers.
Bluetooth version: 4.0.
Maximum Bluetooth range
What it is: The farthest distance at which the Bluetooth link can remain usable.
When it matters: When the source device may be far from the speaker.

Importance: MEDIUM

Good value: >= 10 m

10.00 m
Marshall Kilburn Steel has a maximum Bluetooth range of 10.00 m which is longer than that of 4.3% of portable speakers and equal to that of 70.2% of portable speakers.
Maximum Bluetooth range: 10.00 m.
Bluetooth profiles supported
What it is: The Bluetooth operating profiles available for playback, control, or calls.
When it matters: When Bluetooth playback, control, and call compatibility depend on specific profiles.

Importance: LOW

?
Bluetooth LE Audio
What it is: Shows whether the speaker supports the low-energy Bluetooth audio standard.
When it matters: When newer low-power Bluetooth audio features matter.

Importance: LOW

Good value: yes

no
Marshall Kilburn Steel does not support Bluetooth LE Audio. 2.5% of portable speakers offer this feature.
Show more
Battery life
What it is: The playback time available from one full battery charge.
When it matters: When you need longer playback between charges.

Importance: HIGH

Good value: >= 20 h

20 hours
Marshall Kilburn Steel has a battery life of 20 hours which is longer than that of 80.2% of portable speakers and equal to that of 7.3% of portable speakers.
Battery capacity
What it is: The amount of electrical charge the internal battery can store.
When it matters: When longer untethered playback or power-bank use needs more stored charge.

Importance: HIGH

Good value: >= 5000 mAh

2,200 mAh
Marshall Kilburn Steel has a battery capacity of 2,200 mAh which is smaller than that of 56.6% of portable speakers and equal to that of 7.2% of portable speakers.
Charging time
What it is: The time needed to recharge the battery fully.
When it matters: When the speaker needs to be ready again quickly.

Importance: MEDIUM

Good value: <= 4 h

4 hours
Marshall Kilburn Steel has a charging time of 4 hours which is longer than that of 67% of portable speakers and equal to that of 19.3% of portable speakers.
Maximum charging input power
What it is: The maximum charging power the speaker can accept from a compatible power source.
When it matters: When faster charging requires the speaker to accept more input power.

Importance: LOW

Good value: >= 20 W

?
Built-in rechargeable battery
What it is: Indicates whether the speaker uses a battery that can be recharged.
When it matters: When portable use without disposable batteries or continuous mains power matters.

Importance: LOW

Good value: yes

yes
Marshall Kilburn Steel has a built-in rechargeable battery. 18.7% of portable speakers offer this feature.
Show more
IP rating
What it is: The ingress protection code for dust and water resistance.
When it matters: When dust and water protection need to match the intended environment.

Importance: HIGH

Good value: IP67+

?
Water resistance
What it is: Indicates whether the enclosure can resist water exposure.
When it matters: When the speaker may be used near pools, rain, or splashes.

Importance: MEDIUM

Good value: yes

?
Dust resistance
What it is: Shows whether the enclosure is protected against dust ingress.
When it matters: When the speaker may be exposed to sand, soil, or dusty environments.

Importance: MEDIUM

Good value: yes

?
Waterproof depth rating
What it is: The maximum water depth the speaker is rated to withstand.
When it matters: When the speaker may be submerged or used very close to water.

Importance: MEDIUM

Good value: >= 1 m

?
Drop resistance
What it is: Indicates whether the housing is designed to survive accidental drops.
When it matters: When the speaker may be bumped or suffer an accidental fall during outdoor or travel use.

Importance: LOW

Good value: yes

yes
Marshall Kilburn Steel resists accidental impacts. 67.3% of portable speakers offer this feature.
Show more
On-device controls placement
What it is: The physical area of the speaker where its controls are located.
When it matters: When you want controls that are easy to reach in the speaker intended placement.

Importance: LOW

top
Touchscreen
What it is: Indicates whether a touch-sensitive screen is integrated.
When it matters: When direct visual control is more convenient than buttons or an app.

Importance: LOW

Good value: yes

?
Smartphone app control
What it is: Shows whether the speaker can be controlled from a phone app.
When it matters: When remote settings, updates, or sound adjustment from a phone matter.

Importance: LOW

Good value: yes

no
Marshall Kilburn Steel does not support smartphone app control. 54% of portable speakers offer this feature.
No compatible mobile app for speaker control.
Remote control
What it is: Indicates whether a dedicated remote control is supplied or supported.
When it matters: When you want to control playback from across the room.

Importance: LOW

Good value: yes

?
Fast pairing
What it is: Shows whether setup with compatible devices can be completed more quickly.
When it matters: When quick setup with compatible devices matters.

Importance: LOW

Good value: yes

no
Marshall Kilburn Steel does not support fast pairing. 22.5% of portable speakers offer this feature.
No qualifying fast-pair capability; initial pairing is manual or standard.
Show more
Weight
What it is: The total mass of the portable speaker.
When it matters: When carrying the speaker frequently or packing light matters.

Importance: LOW

Good value: <= 1000 g

3,000 g
Marshall Kilburn Steel weighs 3,000 g which is heavier than that of 79.9% of portable speakers and equal to that of 0.8% of portable speakers.
Height
What it is: The vertical external dimension of the speaker body.
When it matters: When the speaker must fit beneath shelves or in a compact bag.

Importance: LOW

Good value: <= 20 cm

14 cm
Marshall Kilburn Steel has a height of 14 cm which is taller than that of 55.3% of portable speakers and equal to that of 0.9% of portable speakers.
Width
What it is: The side-to-side external dimension of the speaker body.
When it matters: When the speaker must fit a narrow shelf, bag, or tabletop.

Importance: LOW

Good value: <= 25 cm

26 cm
Marshall Kilburn Steel has a width of 26 cm which is wider than that of 72% of portable speakers and equal to that of 0.8% of portable speakers.
Depth
What it is: The front-to-back depth of the speaker housing.
When it matters: When the speaker should take up less front-to-back space.

Importance: LOW

Good value: <= 10 cm

14 cm
Marshall Kilburn Steel has a depth of 14 cm which is deeper than that of 75.5% of portable speakers and equal to that of 1.4% of portable speakers.
Carry options
What it is: The available ways to carry, hang, or attach the speaker.
When it matters: When a handle, strap, or attachment point changes how you carry the speaker.

Importance: LOW

strap/handle
Show more
Companion app name
What it is: The official app used to control settings and functions of the speaker.
When it matters: When app compatibility and the available control features depend on the official app.

Importance: LOW

Marshall Bluetooth
Firmware updates
What it is: Indicates whether the speaker can receive firmware revisions after purchase.
When it matters: When post-purchase fixes and feature improvements matter.

Importance: LOW

Good value: yes

no
Marshall Kilburn Steel does not support firmware updates. 47.2% of portable speakers offer this feature.
No supported user-accessible firmware update path.
Firmware update method
What it is: The path used to install firmware updates on the speaker.
When it matters: When the convenience and reliability of installing updates matters.

Importance: LOW

OTA
Voice assistant support
What it is: Indicates whether the speaker can work with supported voice assistants.
When it matters: When hands-free control through a compatible assistant matters.

Importance: LOW

Good value: yes

no
Marshall Kilburn Steel does not support voice assistants. 26.5% of portable speakers offer this feature.
No direct supported voice-assistant control.
Spotify Connect
What it is: Shows whether Spotify can stream directly to the speaker over the network.
When it matters: When Spotify should stream directly without keeping phone audio active.

Importance: LOW

Good value: yes

no
Marshall Kilburn Steel does not support Spotify Connect. 10.8% of portable speakers offer this feature.
Does not support native Spotify Connect.
Show more

Marshall Kilburn Steel vs the average portable speaker

  • 8 hours longer battery life
    Marshall Kilburn Steel has a longer battery life than the average portable speaker (20 hours vs 12 hours).
    What it is: The playback time available from one full battery charge.
    When it matters: When you need longer playback between charges.

    Importance: HIGH

    Good value: >= 20 h

    Marshall Kilburn Steel has a longer battery life than the average portable speaker (20 hours vs 12 hours).20 hours vs 12 hours
  • Includes a subwoofer
    Marshall Kilburn Steel includes a subwoofer, while the average portable speaker does not include a subwoofer.
    Has an integrated active subwoofer driver.
    What it is: Indicates whether a dedicated low-frequency driver is included.
    When it matters: When stronger low-frequency output matters without adding separate equipment.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel includes a subwoofer, while the average portable speaker does not include a subwoofer.
  • Has built-in stereo speakers
    Marshall Kilburn Steel has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
    Provides true stereo output within the unit.
    What it is: Shows whether the device uses separate left and right audio channels.
    When it matters: When true left-and-right channel playback matters without pairing a second speaker.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • Has an equalizer
    Marshall Kilburn Steel has an equalizer, while the average portable speaker does not have an equalizer.
    Offers user-selectable EQ, tone adjustment, or sound presets.
    What it is: Shows whether the sound balance can be adjusted across frequency ranges.
    When it matters: When you want to adjust bass, midrange, or treble balance.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel has an equalizer, while the average portable speaker does not have an equalizer.
  • Resists accidental impacts
    Marshall Kilburn Steel resists accidental impacts, while the average portable speaker lacks an impact-resistance rating.
    What it is: Indicates whether the housing is designed to survive accidental drops.
    When it matters: When the speaker may be bumped or suffer an accidental fall during outdoor or travel use.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel resists accidental impacts, while the average portable speaker lacks an impact-resistance rating.
  • Supports aptX
    Marshall Kilburn Steel supports aptX, while the average portable speaker does not support aptX.
    Supports the base Qualcomm aptX codec.
    What it is: Indicates whether the Qualcomm aptX Bluetooth codec is supported.
    When it matters: When improved Bluetooth audio quality matters with compatible source devices.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel supports aptX, while the average portable speaker does not support aptX.
  • 1 more speaker drivers
    Marshall Kilburn Steel has more speaker drivers than the average portable speaker (3 vs 2).
    Acoustic drivers: 3.
    What it is: The total number of speaker drivers built into the unit.
    When it matters: When fuller driver arrays and broader sound coverage matter.

    Importance: MEDIUM

    Good value: >= 2

    Marshall Kilburn Steel has more speaker drivers than the average portable speaker (3 vs 2).3 vs 2
  • Has a removable battery
    Marshall Kilburn Steel has a removable battery, while the average portable speaker does not have a removable battery.
    What it is: Shows whether the battery can be removed from the speaker by the user.
    When it matters: When replacing a worn battery or carrying a spare matters.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel has a removable battery, while the average portable speaker does not have a removable battery.
  • Includes a subwoofer
    Marshall Kilburn Steel includes a subwoofer, while the average portable speaker does not include a subwoofer.
  • Has built-in stereo speakers
    Marshall Kilburn Steel has built-in stereo speakers, while the average portable speaker does not have built-in stereo speakers.
  • 1 more speaker drivers
    Marshall Kilburn Steel has more speaker drivers than the average portable speaker (3 vs 2).
  • 5 W more audio output power
    Marshall Kilburn Steel has more audio output power than the average portable speaker (25 W vs 20.00 W).
  • Supports aptX
    Marshall Kilburn Steel supports aptX, while the average portable speaker does not support aptX.
  • 8 hours longer battery life
    Marshall Kilburn Steel has a longer battery life than the average portable speaker (20 hours vs 12 hours).
  • Has a removable battery
    Marshall Kilburn Steel has a removable battery, while the average portable speaker does not have a removable battery.
  • Includes a power adapter
    Marshall Kilburn Steel includes a power adapter, while the average portable speaker does not include a power adapter.
  • Resists accidental impacts
    Marshall Kilburn Steel resists accidental impacts, while the average portable speaker lacks an impact-resistance rating.
  • Has an equalizer
    Marshall Kilburn Steel has an equalizer, while the average portable speaker does not have an equalizer.

Total
Audio
Connectivity
Battery
Durability
Controls
  • 3 dB wider frequency-response tolerance
    Marshall Kilburn Steel has a wider frequency-response tolerance than the average portable speaker (6 dB vs 3.00 dB).
    Frequency-response tolerance: ±6.00 dB.
  • 1 fewer microphones
    Marshall Kilburn Steel has fewer microphones than the average portable speaker (0 vs 1).
    Built-in microphones: 0.
  • 1 dB SPL lower maximum sound pressure
    Marshall Kilburn Steel has a lower maximum sound pressure level than the average portable speaker (91 dB SPL vs 92.00 dB SPL).
    Sound pressure level: 91.00 dB.
  • 2 Hz less deep bass extension
    Marshall Kilburn Steel has less deep bass extension than the average portable speaker (62 Hz vs 60.00 Hz).
    Lower frequency-response endpoint: 62.00 Hz.
  • 1 Bluetooth levels older
    Marshall Kilburn Steel has an older Bluetooth version than the average portable speaker (4 vs 5.0).
    Bluetooth version: 4.0.
  • 1 fewer USB ports
    Marshall Kilburn Steel has fewer USB ports than the average portable speaker (0 vs 1).
    Physical USB ports: 0.
  • 1 hours longer charging time
    Marshall Kilburn Steel has a longer charging time than the average portable speaker (4 hours vs 3 hours).
  • 400 mAh less battery capacity
    Marshall Kilburn Steel has a smaller battery capacity than the average portable speaker (2,200 mAh vs 2,600 mAh).
  • Does not support smartphone app control
    Marshall Kilburn Steel does not support smartphone app control, while the average portable speaker supports smartphone app control.
    No compatible mobile app for speaker control.
  • Does not support stereo pairing
    Marshall Kilburn Steel does not support stereo pairing, while the average portable speaker supports stereo pairing.
    True left/right stereo pairing: not supported.
  • Does not support True Wireless Stereo
    Marshall Kilburn Steel does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
    Does not support True Wireless Stereo speaker linking.
  • 2,200 g heavier
    Marshall Kilburn Steel is heavier than the average portable speaker (3,000 g vs 800 g).
  • 5.7 cm deeper
    Marshall Kilburn Steel is deeper than the average portable speaker (14 cm vs 8.3 cm).
  • 7.9 cm wider
    Marshall Kilburn Steel is wider than the average portable speaker (26 cm vs 18.1 cm).
  • 3 older
    Marshall Kilburn Steel was released earlier than the average portable speaker (2016 vs 2019).
    Release year: 2016.
  • 3 dB wider frequency-response tolerance
    Marshall Kilburn Steel has a wider frequency-response tolerance than the average portable speaker (6 dB vs 3.00 dB).
    Frequency-response tolerance: ±6.00 dB.
    What it is: The allowed deviation around the stated frequency response curve.
    When it matters: When a flatter and more accurate frequency response matters.

    Importance: MEDIUM

    Good value: <= 3 dB

    Marshall Kilburn Steel has a wider frequency-response tolerance than the average portable speaker (6 dB vs 3.00 dB).6.00 dB vs 3.00 dB
  • 1 fewer microphones
    Marshall Kilburn Steel has fewer microphones than the average portable speaker (0 vs 1).
    Built-in microphones: 0.
    What it is: The number of microphones built into the speaker.
    When it matters: When voice pickup, calls, or beamforming performance matter.

    Importance: LOW

    Good value: >= 1

    Marshall Kilburn Steel has fewer microphones than the average portable speaker (0 vs 1).0 vs 1
  • Does not support smartphone app control
    Marshall Kilburn Steel does not support smartphone app control, while the average portable speaker supports smartphone app control.
    No compatible mobile app for speaker control.
    What it is: Shows whether the speaker can be controlled from a phone app.
    When it matters: When remote settings, updates, or sound adjustment from a phone matter.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel does not support smartphone app control, while the average portable speaker supports smartphone app control.
  • 1 hours longer charging time
    Marshall Kilburn Steel has a longer charging time than the average portable speaker (4 hours vs 3 hours).
    What it is: The time needed to recharge the battery fully.
    When it matters: When the speaker needs to be ready again quickly.

    Importance: MEDIUM

    Good value: <= 4 h

    Marshall Kilburn Steel has a longer charging time than the average portable speaker (4 hours vs 3 hours).4 hours vs 3 hours
  • 1 Bluetooth levels older
    Marshall Kilburn Steel has an older Bluetooth version than the average portable speaker (4 vs 5.0).
    Bluetooth version: 4.0.
    What it is: The generation of Bluetooth supported by the speaker hardware.
    When it matters: When compatibility and efficiency with newer Bluetooth devices matter.

    Importance: LOW

    Good value: >= 5.0

    Marshall Kilburn Steel has an older Bluetooth version than the average portable speaker (4 vs 5.0).4.0 vs 5.0
  • Does not support stereo pairing
    Marshall Kilburn Steel does not support stereo pairing, while the average portable speaker supports stereo pairing.
    True left/right stereo pairing: not supported.
    What it is: Indicates whether two compatible speakers can form a stereo pair.
    When it matters: When two compatible speakers should form separate left and right channels.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel does not support stereo pairing, while the average portable speaker supports stereo pairing.
  • Does not support True Wireless Stereo
    Marshall Kilburn Steel does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
    Does not support True Wireless Stereo speaker linking.
    What it is: Shows whether the speaker supports true wireless speaker-to-speaker pairing.
    When it matters: When two compatible speakers should pair wirelessly for stereo playback.

    Importance: LOW

    Good value: yes

    Marshall Kilburn Steel does not support True Wireless Stereo, while the average portable speaker supports True Wireless Stereo.
  • 2,200 g heavier
    Marshall Kilburn Steel is heavier than the average portable speaker (3,000 g vs 800 g).
    What it is: The total mass of the portable speaker.
    When it matters: When carrying the speaker frequently or packing light matters.

    Importance: LOW

    Good value: <= 1000 g

    Marshall Kilburn Steel is heavier than the average portable speaker (3,000 g vs 800 g).3000 g vs 800 g
Total
Overall
Audio
Connectivity
Battery
Controls
Design
Smart features

Graphic comparison of Marshall Kilburn Steel and other products in the Portable Speakers category

Attribute category
Attribute
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Third-party reviews

What customers like about Marshall Kilburn Steel?

  • Exceptional sound quality with clear midrange, crisp treble, and deep, powerful bass response.
  • Gorgeous, retro amplifier-inspired aesthetic featuring premium materials, physical analogue control dials, and the iconic Marshall script logo.
  • Outstanding battery life, providing up to 20 hours of continuous wireless playback on a single charge.
  • Excellent build quality with a highly durable, rugged construction that feels sturdy and robust.
  • Highly functional physical control knobs that allow users to directly customize bass and treble settings on the device.
  • Stable and seamless Bluetooth connectivity paired with an integrated guitar-strap-style handle for easier room-to-room transport.

What customers dislike about Marshall Kilburn Steel?

  • Noticeably heavy and bulky compared to most standard portable Bluetooth speakers, weighing just under 7 lbs (approx. 3 kg).
  • Carries a premium price tag, making it more expensive than many competitors in the portable speaker category.
  • Lacks modern smartphone companion features such as a built-in speakerphone microphone or voice assistant integration.
  • Lacks any formal water or dust resistance ratings on the original model, making it less suitable for poolside or beach use.
  • Sub-bass frequencies can feel slightly weak or fainted for electronic and heavy hip-hop genres without manually adjusting an equalizer.

Expert reviews

U
uk.pcmag.com
31/08/2015
Summary of the review
Marshall Kilburn Review - PCMag UK
T
techhive.com
23/11/2016
Summary of the review
Marshall Kilburn Bluetooth speaker review: Vintage style, retro sound
T
techradar.com
03/07/2018
Summary of the review
Marshall Kilburn review | TechRadar
E
expertreviews.co.uk
14/10/2019
Summary of the review
Marshall Kilburn review: The kickass retro speaker that turns the volume up to 10
D
delamar.de
Keine Angabe
Summary of the review
Marshall Kilburn Review: High-End Portable Bluetooth Speaker
(Translated)Show original
A
avguide.ch
28/08/2017
Summary of the review
Marshall Kilburn Review: The Golden Ratio
(Translated)Show original
C
chip.de
16/06/2017
Summary of the review
Marshall Kilburn Review: A Rock Tube for the Road
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2
20minutes.fr
02/01/2018
Summary of the review
Roberts Revival RD70 Product Viewer: We listened to THE radio of the Queen of England (Marshall Kilburn Steel comparison)
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C
commeuncamion.com
25/12/2017
Summary of the review
Marshall Kilburn Speaker: Review & Opinion
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E
enceintesbluetooth.fr
01/10/2015
Summary of the review
Marshall Kilburn | REVIEW | Vintage look and modern sound!
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P
perfectacoustic.es
07/12/2020
Summary of the review
Marshall Kilburn II Bluetooth Speaker Review
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I
ilgiradischi.net
22/12/2020
Summary of the review
Marshall Kilburn: 70-Watt Portable Bluetooth Speaker
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X
xn--audiodiqualit-1db.com
22/12/2020
Summary of the review
Marshall Kilburn Review: 70W Marshall Bluetooth Speaker!
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